5618448164 has 48 divisors (see below), whose sum is σ = 11357068800. Its totient is φ = 2382224256.

The previous prime is 5618448149. The next prime is 5618448203. The reversal of 5618448164 is 4618448165.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3365522 + ... + 3367190.

It is an arithmetic number, because the mean of its divisors is an integer number (236605600).

Almost surely, 2^5618448164 is an apocalyptic number.

It is an amenable number.

5618448164 is an abundant number, since it is smaller than the sum of its proper divisors (5738620636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5618448164 is a wasteful number, since it uses less digits than its factorization.

5618448164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2892 (or 2890 counting only the distinct ones).

The product of its digits is 737280, while the sum is 47.

The square root of 5618448164 is about 74956.3083669413. The cubic root of 5618448164 is about 1777.7558897126.

Subtracting from 5618448164 its reverse (4618448165), we obtain a palindrome (999999999).

The spelling of 5618448164 in words is "five billion, six hundred eighteen million, four hundred forty-eight thousand, one hundred sixty-four".